In the Soviet Union banned publications and writings that circulated privately were known as “samizdat” (Russian for “I self-publish”). Now that History Channel’s “JFK Declassified” has been taken off the air for unknown reasons, we must rely on samizdat reports to learn about what we cannot see.
Reader MDG reports the substance of episode 4:
Episode 4 is all about Alpha 66.
It is referred to as a violent terrorist organization that Oswald quite possibly got involved with.
Maurice Bishop is mentioned as running it.
Bob Tannebaum of the HSCA is also quoted from documents in Episode 3 & 4.
JMWAVE in Miami also mentioned.